The latest and greatest Wireless connection method for your BMW F and G series vehicles and the 2020+ Toyota Supra
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The latest and greatest Wireless connection method for your BMW F and G series vehicles and the 2020+ Toyota Supra
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Enables precise control of aftermarket performance components like fuel pumps, meth injection kits, boost controllers, port injection kits
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Wirelessly connect your JB4 to your phone!
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For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
Unlock additional power and performance with the JB4 tuner
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Quick and simple add-on for increased power!
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Take your Inline-4 BMW to The Next Level With this all in one Tuning Solution!
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The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring
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Quick and reliable power from a name you know and trust!
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-03-2026
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
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Remove the throttle lag and get more instant response.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
12-29-2025
Max gains of up to +26 HP and +36 lb-ft TRQ (Crank); +23 HP and +33 lb-ft TRQ (Wheel)
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-03-2026
Version 1.
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Unlock additional power and performance with the JB4 tuner
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Attaches to the JB4 allowing it to directly control both traditional port injection kits and WMI port injection kits.
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A piggy back tuner that allows you to adjust throttle response for peak performance.
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Add an Install Kit to Your Motiv ReFlex Control Unit!
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